CUPS ipp backend status-line injection can update queue PPD and lead to conditional RCE as lp via foomatic-rip. (CVE-2026-55453) CUPS fax option values bypass the CVE-2026-34980 control-character sanitizer (incomplete fix). (CVE-2026-55467) copy_model() creates a predictable PPD tempfile without O_EXCL/O_NOFOLLOW. (CVE-2026-55480) root-side banner file disclosure. (CVE-2026-61702) Heap out-of-bounds read in cupsUTF32ToUTF8() via missing source-length bound — reachable from SNMP supply-description parsing (backend/snmp-supplies.c). (CVE-2026-87875) CVE-2026-27447 follow-up: remaining case-insensitive username matching in scheduler side paths. (CVE-2026-87876) Argument injection in mailto notifier allows unauthenticated remote code execution. (CVE-2026-105326)